iline(cx0,cy0,cx1,cy1){
int maxp,tt,j,np;
char chx,chy,command;
float xd,yd;
float dist2(),sqrt();
movep(cx0,cy0);
maxp = sqrt(dist2(cx0,cy0,cx1,cy1))/2.;
xd = cx1-cx0;
yd = cy1-cy0;
command = COM|((xd<0)<<1)|(yd<0);
if(maxp == 0){
xd=0;
yd=0;
}
else {
xd /= maxp;
yd /= maxp;
}
inplot();
spew(command);
for (tt=0; tt<=maxp; tt++){
chx= cx0+xd*tt-xnow;
xnow += chx;
chx = abval(chx);
chy = cy0+yd*tt-ynow;
ynow += chy;
chy = abval(chy);
spew(ADDR|chx<<3|chy);
}
outplot();
return;
}
outplot()
{
spew(ESC);
spew(ACK);
spew(ESC);
spew(ACK);
fflush(stdout);
stty (OUTF, &ITTY);
}
void
erase(void)
{
int i;
for (i = 0; i < 11 * (VERTRESP / VERTRES); i++)
spew(DOWN);
}
bool
send_device_updates()
{
if (!m_update_pool_empty)
{
spew("won't send device updates message because pool is not empty");
return false;
}
debug("sending device updates");
DUNE::IMC::DeviceUpdate msg;
uint8_t buffer[65535];
std::map<std::string, IMC::Announce>::iterator it;
for (it = m_last_announces.begin(); it != m_last_announces.end(); it++)
{
DevicePosition pos;
pos.id = it->second.getSource();
pos.lat = it->second.lat;
pos.lon = it->second.lon;
pos.time = it->second.getTimeStamp();
msg.positions.push_back(pos);
spew("position to be sent: id:%d, lat: %f, lon: %f, time: %f", pos.id, pos.lat, pos.lon, pos.time);
}
m_last_announces.clear();
msg.source = getSystemId();
msg.destination = 0xFFFF;
DUNE::IMC::IridiumMsgTx * m = new DUNE::IMC::IridiumMsgTx();
int len = msg.serialize(buffer);
m->data.assign(buffer, buffer + len);
m->req_id = m_rnd->random() % 65535;
m->ttl = m_args.delay_between_device_updates;
m->setTimeStamp();
m_dev_update_req_id = m->req_id;
dispatch(m);
std::stringstream ss;
m->toText(ss);
spew("sent the following message: %s", ss.str().c_str());
m_update_pool_empty = false;
return true;
}
void
label(char *s)
{
int i,c;
while((c = *s++) != '\0'){
xnow += 6;
spew(c);
}
return;
}
void
iline(int cx0, int cy0, int cx1, int cy1)
{
int maxp,tt,j,np;
char chx,chy;
float xd,yd;
float dist2(),sqrt();
movep(cx0,cy0);
maxp = sqrt(dist2(cx0,cy0,cx1,cy1))/2.;
xd = cx1-cx0;
yd = cy1-cy0;
if(xd >= 0)chx = RIGHT;
else chx = LEFT;
if(yd >= 0)chy = UP;
else chy = DOWN;
if(maxp==0){
xd=0;
yd=0;
}
else{
xd /= maxp;
yd /= maxp;
}
inplot();
for (tt=0; tt<=maxp; tt++){
j= cx0+xd*tt-xnow;
xnow += j;
j = abval(j);
while(j-- > 0)spew(chx);
j = cy0+yd*tt-ynow;
ynow += j;
j = abval(j);
while(j-- > 0)spew(chy);
spew ('.');
}
outplot();
return;
}
void
handleIridiumCommand(IridiumCommand * irCmd)
{
IMC::TextMessage tm;
debug("received this command via Iridium: %s", irCmd->command.c_str());
tm.text = irCmd->command;
tm.origin = "Iridium";
tm.setSource(irCmd->source);
std::stringstream ss;
tm.toText(ss);
spew("sending this message to bus: %s", ss.str().c_str());
dispatch(tm);
}
int
main(int argc, char **argv)
{
char *proxyUser = 0, *proxyPswd = 0;
char proxyURL[kProxySrvrLen];
int rv = 0, resPos = 0;
time_t startTime, endTime;
double dlTime = 0; /* download time */
float dlRate = 0; /* download rate */
int bResumeOrGet = 0;
#ifdef macintosh
argc = ccommand(&argv);
#endif
if (argc < 2)
{
usage(argv[0]);
exit(1);
}
/* get resume pos if -r arg passed in */
for (int i = 1; i < argc; ++i)
{
/* resume or get */
if (strncmp(argv[i], "-rg", 3) == 0)
{
bResumeOrGet = 1;
}
/* resume from pos */
else if (strncmp(argv[i], "-r", 2) == 0)
{
resPos = atoi(argv[i] + 2);
printf("resPos = %d\n", resPos);
break;
}
}
/* has a proxy server been specified? */
if (argc >= 4)
{
memset(proxyURL, 0, kProxySrvrLen);
sprintf(proxyURL, "http://%s:%s", argv[2], argv[3]);
if (argc >=6)
{
proxyUser = argv[4];
proxyPswd = argv[5];
}
nsHTTPConn *conn = new nsHTTPConn(proxyURL);
conn->SetProxyInfo(argv[1], proxyUser, proxyPswd);
printf("Proxy URL: %s\n", argv[1]);
if (proxyUser && proxyPswd)
{
printf("Proxy User: %s\n", proxyUser);
printf("Proxy Pswd: %s\n", proxyPswd);
}
rv = conn->Open();
spew("nsHTTPConn::Open", rv);
startTime = time(NULL);
if (bResumeOrGet)
{
rv = conn->ResumeOrGet(ProgressCB, NULL); // use leaf from URL
}
else
{
rv = conn->Get(ProgressCB, NULL, resPos); // use leaf from URL
}
endTime = time(NULL);
printf("\n"); // newline after progress completes
spew("nsHTTPConn::Get", rv);
rv = conn->Close();
spew("nsHTTPConn::Close", rv);
}
else
{
/* is this an HTTP URL? */
if (strncmp(argv[1], kHTTP, strlen(kHTTP)) == 0)
{
nsHTTPConn *conn = new nsHTTPConn(argv[1]);
rv = conn->Open();
spew("nsHTTPConn::Open", rv);
startTime = time(NULL);
if (bResumeOrGet)
{
rv = conn->ResumeOrGet(ProgressCB, NULL);
}
else
{
rv = conn->Get(ProgressCB, NULL, resPos);
}
endTime = time(NULL);
printf("\n"); // newline after progress completes
spew("nsHTTPConn::Get", rv);
rv = conn->Close();
spew("nsHTTPConn::Close", rv);
}
/* or is this an FTP URL? */
else if (strncmp(argv[1], kFTP, strlen(kFTP)) == 0)
{
char *host = 0, *path = 0, *file = (char*) kLoclFile;
int port = 21;
rv = nsHTTPConn::ParseURL(kFTP, argv[1], &host, &port, &path);
spew("nsHTTPConn::ParseURL", rv);
nsFTPConn *conn = new nsFTPConn(host);
rv = conn->Open();
spew("nsFTPConn::Open", rv);
if (strrchr(path, '/') != (path + strlen(path)))
file = strrchr(path, '/') + 1; // set to leaf name
startTime = time(NULL);
if (bResumeOrGet)
{
rv = conn->ResumeOrGet(path, file, nsFTPConn::BINARY, 1,
ProgressCB);
}
else
{
rv = conn->Get(path, file, nsFTPConn::BINARY, resPos, 1,
ProgressCB);
}
endTime = time(NULL);
printf("\n"); // newline after progress completes
spew("nsFTPConn::Get", rv);
rv = conn->Close();
spew("nsFTPConn::Close", rv);
if (host)
free(host);
if (path)
free(path);
}
/* or we don't understand the args */
else
{
fprintf(stderr, "Like, uhm, dude! I don't get you. ");
fprintf(stderr, "See usage...\n");
usage(argv[0]);
return 1;
}
}
/* compute rate */
if (sTotalSize > 0)
{
dlTime = difftime(endTime, startTime);
if (dlTime > 0)
dlRate = sTotalSize/dlTime;
}
printf("Download rate = %f\tTotal size = %d\tTotal time = %f\n",
dlRate, sTotalSize, dlTime);
#ifdef macintosh
int fin = getchar();
#endif
return 0;
}
int main(int argc, char **argv) {
char s[2000];
int seq = 0;
if (argc < 6) {
fprintf(stderr, "Usage: a.out minlat minlon maxlat maxlon file.jpg\n");
exit(EXIT_FAILURE);
}
minlat = atof(argv[1]);
minlon = atof(argv[2]);
maxlat = atof(argv[3]);
maxlon = atof(argv[4]);
fname = argv[5];
int oseq2 = 0;
while (fgets(s, 2000, stdin)) {
struct point p;
char *cp = s;
int tweet = 0;
seq++;
int seq2 = 255 - (seq / (889979));
if (seq2 < 0) {
break;
}
if (seq2 != oseq2) {
printf("%d\n", seq2);
oseq2 = seq2;
}
if (*cp == '@') {
tweet = 1;
}
while (*cp && *cp != ' ') {
cp++;
}
while (*cp && *cp == ' ') {
cp++;
}
while (*cp && *cp != ' ') {
cp++;
}
while (*cp && *cp == ' ') {
cp++;
}
while (*cp && *cp != ' ') {
cp++;
}
while (*cp && *cp == ' ') {
cp++;
}
p.lat = atof(cp); // * M_PI / 180;
while (*cp && *cp != ',') {
cp++;
}
if (*cp) {
cp++;
}
p.lon = atof(cp); // * M_PI / 180;
// printf("%f %f %s", p.lat, p.lon, s);
// printf("%f %f\n", p.lat, p.lon);
p = project(p);
// p.lat = p.lat / M_PI;
int x = p.lon;
int y = p.lat;
if (x == WIDTH) {
x = WIDTH - 1;
}
if (y == HEIGHT) {
y = HEIGHT - 1;
}
if (x < 0 || y < 0 || x > WIDTH || y > HEIGHT) {
//fprintf(stderr, "fail %d %d %s", x, y, s);
continue;
} else {
//fprintf(stderr, "succeed %d %d %s", x, y, s);
}
//printf("%d %d => %d\n", x, y, counts[y * WIDTH + x]);
int xx, yy;
int xa = x, ya = y;
unsigned char *array = red;
if (tweet) {
array = blue;
}
for (xx = xa - 2; xx <= xa + 1; xx++) {
for (yy = ya - 2; yy <= ya + 1; yy++) {
x = xx;
y = yy;
int i;
int tseq = seq2;
for (i = 0; i < 8; i++) {
if (x < 0 || y < 0 || x >= WIDTH || y >= HEIGHT || tseq <= 0) {
break;
}
if (array[y * WIDTH + x] < tseq) {
array[y * WIDTH + x] = tseq;
break;
} else {
y += (rand() % 3 - 1) * 4;
x += (rand() % 3 - 1) * 4;
tseq = tseq * 2 / 3;
}
}
}
}
}
spew();
#if 0
for (i = 0; i < WIDTH * HEIGHT; i += WIDTH) {
for (j = i; j < i + WIDTH; j++) {
printf("%d ", 255 - counts[j]);
}
printf("\n");
}
#endif
return 0;
}
inplot()
{
stty(OUTF, &PTTY);
spew(ESC);
spew (INPLOT);
}
